MySQL 8.4.3
Source Code Documentation
olap.h
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1/* Copyright (c) 2023, 2024, Oracle and/or its affiliates.
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23
24#ifndef SQL_OLAP_TYPES_H
25#define SQL_OLAP_TYPES_H
26
27#include <stdint.h>
28#include <stdio.h>
29#include <sys/types.h>
30
32
33inline const char *GroupByModifierString(enum olap_type olap) {
34 switch (olap) {
35 case ROLLUP_TYPE: {
36 return "ROLLUP";
37 }
38 case CUBE_TYPE: {
39 return "CUBE";
40 }
41 default: {
42 return "UNDEFINED";
43 }
44 }
45}
46
47/* Maximum number of Group By modifier branches to be supported is 128 */
49 switch (olap) {
50 case ROLLUP_TYPE: {
51 return 127;
52 }
53 case CUBE_TYPE: {
54 return 7; /* (2^7) = 128*/
55 }
56 default: {
57 return 0;
58 }
59 }
60}
61
62#endif // SQL_OLAP_TYPES_H
olap_type
Definition: olap.h:31
@ ROLLUP_TYPE
Definition: olap.h:31
@ CUBE_TYPE
Definition: olap.h:31
@ UNSPECIFIED_OLAP_TYPE
Definition: olap.h:31
int GetMaximumNumGrpByColsSupported(enum olap_type olap)
Definition: olap.h:48
const char * GroupByModifierString(enum olap_type olap)
Definition: olap.h:33